Turfgrass and Insects
Cutworm caterpillars feed at night and cut grass blades off close to the ground in a circular pattern around their burrows. This feeding produces brown spots one to two inches in diameter. Light infestations are controlled by predators (birds) and parasites. Treatments should be applied and properly watered to move the product into the caterpillars. burrows.
IPM1020, new June 2003